Finding the Fourth Proportional to 2,491,924.65, 3,438,857.39 and 1,346,004.99
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Solution
The fourth proportional to 2,491,924.65, 3,438,857.39 and 1,346,004.99 is: 1,857,487.63
Step by Step Solution
- Step 1: Write the proportion equation
2,491,924.65 : 3,438,857.39 = 1,346,004.99 : x - Step 2: Convert to fraction form
2,491,924.65/3,438,857.39 = 1,346,004.99/x - Step 3: Cross multiply
2,491,924.65x = 3,438,857.39 × 1,346,004.99 - Step 4: Simplify right side
2,491,924.65x = 4,628,719,206,838.38 - Step 5: Solve for x
x = 4,628,719,206,838.38/2,491,924.65 - Step 6: Final answer
x = 1,857,487.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.